2009 TU
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	14 Sep 2026	32.9	2.686 AU	3.498 AU	09h27m	+13°47'	31.0°	11.1°

The interactive orbit chart above shows the body's path through the solar system and its position at the given date. Green and blue lines are shown perpendicular to the ecliptic plane: Green if the path is above the ecliptic plane, blue if it is below. (Left-click and drag to rotate the view; Right-click and drag to move the view; Use scroll wheel to zoom in our out.)

The orbital elements of 2009 TU are:

            e (Eccentricity)                : 0.5585757
            a (Semimajor axis)              : 1.7275040
            i (Inclination)                 : 1.54636
            Ω (Longitude of ascending node) : 198.36899
            ω (Argument of perihelion)      : 106.83843
            M (Mean anomaly)                : 148.32379
            Epoch                           : 2026 Jun 09

            L (Longitude of perihelion)     : 125.21321
            B (Latitude of perihelion)      : 1.48005
            P (Orbital period in years)     : 2.27            
        

The light curve chart below shows the estimated development of the minor planet's magnitude.

The all-sky chart below shows the path of the minor planet over the same period as the light curve. The current position is marked yellow.

The following chart shows the path of the minor planet in the next few days. The field of view is optimized for (~10x50) binoculars and finderscopes.

Ephemerides:

Date       Time       RA (2000)    DEC (2000)    delta   radius  elong  phase   PA    magn
2026-09-14 00:00 UT   09 27 45.6   +13 47 33     3.498    2.686   31.0   11.1   286   32.9 
2026-09-14 15:14 UT   09 28 37.9   +13 43 18     3.493    2.686   31.4   11.2   286   32.9 
2026-09-15 00:00 UT   09 29 07.9   +13 40 51     3.490    2.685   31.6   11.3   287   32.9 
2026-09-16 00:00 UT   09 30 30.0   +13 34 08     3.481    2.685   32.2   11.5   287   32.9 
2026-09-17 00:00 UT   09 31 51.9   +13 27 24     3.473    2.684   32.8   11.7   287   32.9 
2026-09-18 00:00 UT   09 33 13.5   +13 20 39     3.464    2.683   33.5   11.9   287   32.9 
2026-09-19 00:00 UT   09 34 34.8   +13 13 52     3.455    2.683   34.1   12.1   287   32.9 
2026-09-20 00:00 UT   09 35 55.9   +13 07 05     3.446    2.682   34.7   12.3   287   32.9 
2026-09-21 00:00 UT   09 37 16.7   +13 00 17     3.437    2.681   35.4   12.5   287   32.9 
2026-09-22 00:00 UT   09 38 37.2   +12 53 28     3.427    2.681   36.0   12.7   287   32.9 
2026-09-23 00:00 UT   09 39 57.5   +12 46 38     3.418    2.680   36.6   12.9   288   32.9 
2026-09-24 00:00 UT   09 41 17.4   +12 39 48     3.408    2.679   37.2   13.1   288   32.9 
2026-09-25 00:00 UT   09 42 37.1   +12 32 56     3.398    2.678   37.9   13.3   288   32.9 
2026-09-26 00:00 UT   09 43 56.5   +12 26 04     3.388    2.678   38.5   13.5   288   32.9 
2026-09-27 00:00 UT   09 45 15.7   +12 19 11     3.378    2.677   39.2   13.7   288   32.9 
2026-09-28 00:00 UT   09 46 34.5   +12 12 18     3.368    2.676   39.8   13.9   288   32.9 
2026-09-29 00:00 UT   09 47 53.1   +12 05 24     3.358    2.675   40.4   14.1   288   32.9 
2026-09-30 00:00 UT   09 49 11.4   +11 58 29     3.347    2.674   41.1   14.2   288   32.9 
2026-10-01 00:00 UT   09 50 29.3   +11 51 34     3.336    2.673   41.7   14.4   288   32.9 
2026-10-02 00:00 UT   09 51 47.0   +11 44 39     3.325    2.672   42.4   14.6   288   32.9 
2026-10-03 00:00 UT   09 53 04.4   +11 37 43     3.314    2.671   43.0   14.8   289   32.9 
2026-10-04 00:00 UT   09 54 21.4   +11 30 47     3.303    2.670   43.7   15.0   289   32.9 
2026-10-05 00:00 UT   09 55 38.2   +11 23 51     3.292    2.669   44.3   15.2   289   32.9 
2026-10-06 00:00 UT   09 56 54.6   +11 16 54     3.280    2.668   45.0   15.4   289   32.9 
2026-10-07 00:00 UT   09 58 10.7   +11 09 57     3.269    2.667   45.6   15.5   289   32.9 
2026-10-08 00:00 UT   09 59 26.5   +11 03 01     3.257    2.666   46.3   15.7   289   32.9 

    Terminology:
            
    delta:  distance between minor planet and earth in AU
    radius: distance between minor planet and sun in AU
    magn:   magnitude (brightness) estimate    
    ra:     right ascension in hours (24h = 360deg)
    dec:    declination in degrees
    elong:  elongation in degrees (angle sun-earth-minor planet)    
    phase:  phase angle in degrees (angle sun-minor planet-earth)        
    AU:     Astronomical Unit (mean distance between earth and sun: 149597870.7 km
    

Orbital elements provided by the MPC (Minor Planet Center).
Calculations by a modified version of AAPlus, a C# implementation of the AA+ project by PJ Naughter from the algorithms presented in the book "Astronomical Algorithms" by Jean Meeus.
NGC2000 dso catalog and star labels from VizieR as provided by the Strasbourg astronomical Data Center.
Tycho2 catalog from the ESO archive.